WO2022196090A1 - Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore - Google Patents

Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore Download PDF

Info

Publication number
WO2022196090A1
WO2022196090A1 PCT/JP2022/002108 JP2022002108W WO2022196090A1 WO 2022196090 A1 WO2022196090 A1 WO 2022196090A1 JP 2022002108 W JP2022002108 W JP 2022002108W WO 2022196090 A1 WO2022196090 A1 WO 2022196090A1
Authority
WO
WIPO (PCT)
Prior art keywords
scanning
ultrasonic
image
detected
scan
Prior art date
Application number
PCT/JP2022/002108
Other languages
English (en)
Japanese (ja)
Inventor
理子 越野
Original Assignee
富士フイルム株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 富士フイルム株式会社 filed Critical 富士フイルム株式会社
Priority to EP22770852.6A priority Critical patent/EP4309587A1/fr
Priority to JP2023506803A priority patent/JPWO2022196090A1/ja
Publication of WO2022196090A1 publication Critical patent/WO2022196090A1/fr
Priority to US18/465,371 priority patent/US20240000436A1/en

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • A61B8/0825—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of the breast, e.g. mammography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/54—Control of the diagnostic device
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/40—Positioning of patients, e.g. means for holding or immobilising parts of the patient's body
    • A61B8/406—Positioning of patients, e.g. means for holding or immobilising parts of the patient's body using means for diagnosing suspended breasts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/42—Details of probe positioning or probe attachment to the patient
    • A61B8/4245—Details of probe positioning or probe attachment to the patient involving determining the position of the probe, e.g. with respect to an external reference frame or to the patient
    • A61B8/4254—Details of probe positioning or probe attachment to the patient involving determining the position of the probe, e.g. with respect to an external reference frame or to the patient using sensors mounted on the probe
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/42—Details of probe positioning or probe attachment to the patient
    • A61B8/4245—Details of probe positioning or probe attachment to the patient involving determining the position of the probe, e.g. with respect to an external reference frame or to the patient
    • A61B8/4263—Details of probe positioning or probe attachment to the patient involving determining the position of the probe, e.g. with respect to an external reference frame or to the patient using sensors not mounted on the probe, e.g. mounted on an external reference frame
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A61B8/4461—Features of the scanning mechanism, e.g. for moving the transducer within the housing of the probe
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/46—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient
    • A61B8/461—Displaying means of special interest
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/46—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient
    • A61B8/461—Displaying means of special interest
    • A61B8/465—Displaying means of special interest adapted to display user selection data, e.g. icons or menus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08—Accessories or related features not otherwise provided for
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08—Accessories or related features not otherwise provided for
    • A61B2090/0803—Counting the number of times an instrument is used

Definitions

  • the present invention relates to an ultrasonic diagnostic apparatus used for examination of the breast of a subject and a control method for the ultrasonic diagnostic apparatus.
  • the present invention has been made to solve such conventional problems, and provides an ultrasonic diagnostic apparatus and an ultrasonic diagnostic apparatus that allow a user to clearly confirm whether or not the breast of a subject is sufficiently scanned.
  • the object is to provide a control method for
  • an ultrasonic diagnostic apparatus includes an ultrasonic probe, a sensor for detecting the inclination angle or height position of the ultrasonic probe, and a breast of a subject using the ultrasonic probe.
  • An image generating unit that generates an ultrasonic image based on received signals obtained by scanning;
  • a scanning detection unit that detects the start and end points of scanning of the acoustic probe, an ultrasonic image generated by the image generation unit based on the received signal obtained at the start point detected by the scanning detection unit, and detection by the scanning detection unit By performing image analysis on the ultrasonic image generated by the image generating unit based on the received signal obtained at the end point determined, it is determined whether the scanning according to the determined scanning pattern is completed or not. and a scanning completion determination unit for determining.
  • the scan completion determination unit is an anatomical area located at one end of the scan range according to a scan pattern determined from the ultrasound image generated by the image generation unit based on the received signal obtained at the starting point detected by the scan detection unit.
  • Anatomy located at the other end of the scan range that recognizes the landmark and follows a scan pattern defined from an ultrasound image generated by the image generator based on received signals obtained at endpoints detected by the scan detector. When the optical indicator is recognized, it can be determined that scanning according to the defined scanning pattern has been completed.
  • the ultrasonic diagnostic apparatus can include a notification unit that notifies the user when it is determined that scanning according to the scanning pattern determined by the scanning completion determination unit is incomplete. Further, the ultrasonic diagnostic apparatus generates and monitors a monitor and a graph representing changes in the tilt angle or height position of the ultrasonic probe detected by the sensor from the start point to the end point detected by the scanning detection unit. , at least an ultrasound image generated by the image generation unit based on the reception signal obtained at the starting point, and an ultrasound image generated by the image generation unit based on the reception signal obtained at the end point A display image selector for displaying the acoustic image on the monitor after the end point is detected by the scanning detector.
  • the display image selection unit selects the display image generated by the image generation unit based on the received signal obtained at the shooting position corresponding to the designated point.
  • Ultrasound images can be displayed on a monitor.
  • the display image selection unit when a specified point on the graph generated by the graph generation unit is specified by the user, selects the received images obtained at a plurality of shooting positions corresponding to a specified range on the graph including the specified point.
  • a plurality of frames of ultrasonic images generated by the image generation unit based on the signals can also be displayed on the monitor as a moving image.
  • the ultrasonic diagnostic apparatus can also include a monitor and a determination result display unit that displays the number of scans of the ultrasonic probe and the determination result by the scan completion determination unit on the monitor.
  • the ultrasonic diagnostic apparatus can perform the interrupted scanning and the restarted scanning. may be provided with a scan integrator for merging as one scan.
  • a control method for an ultrasonic diagnostic apparatus detects the tilt angle or height position of an ultrasonic probe by a sensor, and performs ultrasonic wave detection based on a received signal obtained by scanning a subject using the ultrasonic probe. generating an image and detecting the start and end points of a scan of the ultrasound probe along one direction with respect to the subject's breast based on the tilt angle or height position of the ultrasound probe detected by the sensor; By performing image analysis on an ultrasound image generated based on the received signal obtained in and the ultrasound image generated based on the received signal obtained at the detected end point, the defined scan It is characterized by determining whether scanning according to the pattern is complete or incomplete.
  • the control method of the ultrasonic diagnostic apparatus it is possible to notify the user when it is determined that the scanning according to the determined scanning pattern is incomplete. Further, in the method for controlling an ultrasonic diagnostic apparatus, among a plurality of frames of ultrasonic images generated based on the received signals obtained from the detected start point to the end point, at least the received signal obtained at the starting point and the ultrasound image generated based on the received signal obtained at the endpoint can be selected and displayed on the monitor after the endpoint is detected.
  • an ultrasonic image generated based on the received signal obtained at the imaging position corresponding to the specified point can be displayed on the monitor.
  • the generated multiple The ultrasound image of the frame can also be displayed on the monitor as a moving image.
  • the number of scans of the ultrasonic probe and the determination result as to whether or not the scanning according to the predetermined scanning pattern has been completed can be displayed on the monitor. Further, in the control method of the ultrasonic diagnostic apparatus, when scanning of the ultrasonic probe is interrupted based on a user's instruction and scanning of the ultrasonic probe is restarted based on the user's instruction, the interrupted scanning and restarting are performed. The resulting scans can be merged as one scan.
  • an ultrasonic diagnostic apparatus includes a sensor that detects the tilt angle or height position of an ultrasonic probe, and an ultrasonic wave based on a received signal obtained by scanning the breast of a subject using the ultrasonic probe.
  • An image generating unit that generates an acoustic image, and a start point and an end point of scanning of the breast of the subject along one direction with the ultrasonic probe are detected based on the tilt angle or height position of the ultrasonic probe detected by the sensor.
  • a scanning completion determination unit that determines whether scanning according to a predetermined scanning pattern has been completed or not by performing image analysis on an ultrasonic image generated by the image generation unit. The user can clearly see whether the subject's breast has been sufficiently scanned.
  • FIG. 1 is a block diagram showing the configuration of an ultrasonic diagnostic apparatus according to Embodiment 1 of the present invention
  • FIG. 2 is a block diagram showing the configuration of a transmission/reception circuit according to Embodiment 1 of the present invention
  • FIG. 3 is a block diagram showing the configuration of an image generator in Embodiment 1 of the present invention
  • FIG. FIG. 2 is a diagram schematically showing an ultrasonic probe moved over a breast of a subject in Embodiment 1 of the present invention
  • FIG. 4 is a diagram showing an example of a notification message displayed on a monitor in Embodiment 1 of the present invention
  • FIG. 4 is a flow chart showing the operation of the ultrasonic diagnostic apparatus according to Embodiment 1 of the present invention
  • FIG. 3 is a block diagram showing the configuration of an ultrasonic diagnostic apparatus according to Embodiment 2 of the present invention
  • FIG. 10 is an example of a graph showing temporal changes in the height position of the ultrasonic probe detected in Embodiment 2 of the present invention
  • FIG. 11 is another example of a graph showing temporal changes in the tilt angle of the ultrasonic probe detected in the second embodiment of the present invention
  • FIG. FIG. 10 is a diagram showing a display example of a graph and an ultrasound image according to Embodiment 2 of the present invention
  • FIG. 10 is a diagram showing an example in which points on a graph are highlighted in Embodiment 2 of the present invention
  • FIG. 10 is a diagram showing another example of highlighting points on a graph in Embodiment 3 of the present invention
  • FIG. 10 is a diagram showing still another example of highlighting points on the graph in the second embodiment of the present invention
  • 3 is a block diagram showing the configuration of an ultrasonic diagnostic apparatus according to Embodiment 3 of the present invention
  • FIG. 10 is a diagram showing a display example of a determination result of scanning completion and an ultrasonic image according to Embodiment 3 of the present invention
  • FIG. 12 is a block diagram showing the configuration of an ultrasonic diagnostic apparatus according to Embodiment 4 of the present invention
  • FIG. 1 shows the configuration of an ultrasonic diagnostic apparatus 1 according to an embodiment of the present invention.
  • An ultrasound diagnostic apparatus 1 includes an ultrasound probe 2 and an apparatus main body 3 connected to the ultrasound probe 2 .
  • a sensor 4 is attached to the ultrasonic probe 2 .
  • the ultrasonic probe 2 has a transducer array 11 , and a transmission/reception circuit 12 is connected to the transducer array 11 .
  • the device main body 3 includes an image generation unit 13 , and the image generation unit 13 is connected to the transmission/reception circuit 12 of the ultrasonic probe 2 .
  • a display control unit 14 and a monitor 15 are connected in sequence to the image generation unit 13 .
  • the apparatus body 3 also includes a scanning detection section 16 connected to the sensor 4 .
  • a scanning completion determination unit 17 is connected to the scanning detection unit 16 .
  • a notification unit 19 is connected to the scanning completion determination unit 17 , and the display control unit 14 is connected to the notification unit 19 .
  • An image memory 18 is connected to the image generation section 13 , and a scanning completion determination section 17 is connected to the image memory 18 .
  • a device control section 20 is connected to the sensor 4 , the transmission/reception circuit 12 , the image generation section 13 , the display control section 14 , the scanning detection section 16 , the scanning completion determination section 17 , the image memory 18 and the notification section 19 .
  • An input device 21 is connected to the device control section 20 .
  • a processor 22 for the ultrasonic diagnostic apparatus 1 is configured by the image generation unit 13 , display control unit 14 , scanning detection unit 16 , scanning completion determination unit 17 , notification unit 19 and device control unit 20 .
  • the transducer array 11 of the ultrasonic probe 2 has a plurality of ultrasonic transducers arranged one-dimensionally or two-dimensionally. These ultrasonic transducers each transmit ultrasonic waves in accordance with drive signals supplied from the transmission/reception circuit 12, receive ultrasonic echoes from the subject, and output signals based on the ultrasonic echoes.
  • Each ultrasonic transducer includes, for example, a piezoelectric ceramic typified by PZT (Lead Zirconate Titanate), a polymer piezoelectric element typified by PVDF (Poly Vinylidene Di Fluoride), and a PMN- It is constructed by forming electrodes on both ends of a piezoelectric body made of a piezoelectric single crystal or the like, typified by PT (Lead Magnesium Niobate-Lead Titanate).
  • PZT Lead Zirconate Titanate
  • PVDF Poly Vinylidene Di Fluoride
  • PMN- It is constructed by forming electrodes on both ends of a piezoelectric body made of a piezoelectric single crystal or the like, typified by PT (Lead Magnesium Niobate-Lead Titanate).
  • the transmitting/receiving circuit 12 transmits ultrasonic waves from the transducer array 11 under the control of the device control unit 20 and generates sound ray signals based on the reception signals acquired by the transducer array 11 .
  • the transmitting/receiving circuit 12 includes a pulser 31 connected to the transducer array 11, an amplifier section 32 sequentially connected in series from the transducer array 11, an AD (Analog Digital) conversion section 33, and a beam It has a former 34 .
  • the pulsar 31 includes, for example, a plurality of pulse generators, and based on a transmission delay pattern selected according to a control signal from the device control unit 20, the ultrasonic transducers of the transducer array 11 transmit Each driving signal is supplied to a plurality of ultrasonic transducers by adjusting the delay amount so that the ultrasonic waves generated form ultrasonic beams.
  • a pulse-like or continuous-wave voltage is applied to the electrodes of the ultrasonic transducers of the transducer array 11, the piezoelectric body expands and contracts, and pulse-like or continuous-wave ultrasonic waves are generated from the respective ultrasonic transducers. are generated, and an ultrasonic beam is formed from the composite wave of these ultrasonic waves.
  • the transmitted ultrasonic beam is reflected by an object such as a site of the subject and propagates toward the transducer array 11 of the ultrasonic probe 2 .
  • the ultrasonic echoes propagating toward the transducer array 11 in this manner are received by the respective ultrasonic transducers forming the transducer array 11 .
  • each ultrasonic transducer that constitutes the transducer array 11 expands and contracts by receiving a propagating ultrasonic echo, generates a received signal that is an electric signal, and these received signals are amplified by an amplifier. 32.
  • the amplification unit 32 amplifies the signal input from each ultrasonic transducer that constitutes the transducer array 11 and transmits the amplified signal to the AD conversion unit 33 .
  • the AD converter 33 converts the signal transmitted from the amplifier 32 into digital reception data.
  • the beamformer 34 performs so-called reception focus processing by giving respective delays to the reception data received from the AD converter 33 and adding them. By this reception focusing process, each reception data converted by the AD conversion unit 33 is phased and added, and an acoustic ray signal in which the focus of the ultrasonic echo is narrowed down is acquired.
  • the image generation unit 13 has a configuration in which a signal processing unit 35, a DSC (Digital Scan Converter) 36, and an image processing unit 37 are connected in series.
  • a signal processing unit 35 a DSC (Digital Scan Converter) 36
  • an image processing unit 37 an image processing unit
  • the signal processing unit 35 uses the sound velocity value set by the device control unit 20 for the sound ray signal received from the transmission/reception circuit 12, and corrects the attenuation due to the distance according to the depth of the reflection position of the ultrasonic wave. , envelope detection processing is performed to generate a B-mode image signal, which is tomographic image information about the tissue in the subject.
  • the DSC 36 converts (raster-converts) the B-mode image signal generated by the signal processing unit 35 into an image signal conforming to the normal television signal scanning method.
  • the image processing unit 37 performs various necessary image processing such as gradation processing on the B-mode image signal input from the DSC 36 , and then sends the B-mode image signal to the display control unit 14 and the image memory 18 .
  • the B-mode image signal subjected to image processing by the image processing unit 37 will be referred to as an ultrasound image.
  • the device control section 20 controls each section of the ultrasonic probe 2, each section of the device main body 3, and the sensor 4 according to a prerecorded program or the like.
  • the display control unit 14 Under the control of the apparatus control unit 20 , the display control unit 14 performs predetermined processing on the ultrasonic image and the like generated by the image generation unit 13 and displays the processed image on the monitor 15 .
  • the monitor 15 performs various displays under the control of the display control unit 14.
  • the monitor 15 includes, for example, a display device such as an LCD (Liquid Crystal Display) or an organic EL display (Organic Electroluminescence Display).
  • the input device 21 is for the user to perform an input operation.
  • the input device 21 is configured by, for example, a device such as a keyboard, mouse, trackball, touch pad, touch panel, or the like for a user to perform an input operation.
  • the sensor 4 is for detecting the height position or tilt angle of the ultrasonic probe 2 .
  • the sensor 4 for example, an acceleration sensor or a gyro sensor can be used.
  • the height position of the ultrasonic probe 2 is the height position of the tip of the ultrasonic probe 2 in contact with the body surface of the subject.
  • the sensor 4 can detect a relative height position value based on an arbitrary height when the ultrasonic probe 2 is moved by the user.
  • the arbitrary height can be the height of the scanning starting point of the ultrasonic probe 2 .
  • the tilt angle of the ultrasonic probe 2 is the tilt angle when the ultrasonic probe 2 is tilted in a plane orthogonal to the scan plane with the tip of the ultrasonic probe 2 as a fulcrum.
  • the sensor 4 can detect a positive tilt angle value when the tip of the ultrasonic probe 2 is tilted to one side, with the tilt angle set to zero when the tip of the ultrasonic probe 2 is vertically downward, and when tilted to the other side. can detect negative tilt angle values.
  • the scanning detection unit 16 detects ultrasonic waves detected by the sensor 4 while the ultrasonic probe 2 is moved by the user over the breast of the subject along one direction when the subject is viewed from the front. Based on the height position or tilt angle of the probe 2, the start point and end point of the scan of the ultrasound probe 2 along one direction with respect to the breast of the subject are detected.
  • the scanning of the breast of the subject by the ultrasound probe 2 along one direction means that the subject is viewed from the front while the tip of the ultrasound probe 2 is in contact with the body surface of the breast of the subject. Scanning is performed on the subject's breast in accordance with a defined scanning pattern while the ultrasound probe 2 is moved by the user along one direction of the case.
  • the predetermined scanning pattern is, for example, a scanning method of scanning from one end of the subject's breast to the other along one direction when the subject is viewed from the front, or While moving the ultrasonic probe 2 along one direction when the subject is viewed from the front, such as a scanning method of scanning from the nipple to the peripheral part of the breast of the subject along one direction when viewed A method of scanning a subject's breast.
  • FIG. 4 shows an example in which the ultrasonic probe 2 moves on the body surface BS of the subject so as to scan the range from one end to the other end of the breast of the subject as a predetermined scanning pattern. ing.
  • Scanning from one end of the breast of the subject to the other end means that the ultrasonic probe 2 is moved along one direction from one end of the peripheral portion of the breast of the subject, and the peripheral portion of the breast is scanned. scanning up to the other end.
  • the movement of the ultrasonic probe 2 along one direction means that the moving direction of the ultrasonic probe is constant.
  • the upper and lower ends of one breast are referred to as one end and the other end. and the case where the left and right ends of one breast are defined as one end and the other end.
  • the scanning method for scanning from the nipple to the obliterated portion is, for example, when scanning radially from the nipple toward the obliterated portion, or by drawing a circle around the nipple in one direction with the nipple as the center This includes the case of scanning.
  • the ultrasonic probe 2 is usually moved at a substantially constant speed during scanning of the breast of the subject.
  • the ultrasonic probe 2 that was moving toward it often starts moving in a different direction.
  • the ultrasonic probe 2 often stops moving after scanning, or the ultrasonic probe 2 that has been moving in a certain direction starts moving in a different direction.
  • the scanning detection unit 16 detects, for example, the imaging position immediately after the output value of the sensor 4 abruptly changes as the scanning start point of the ultrasonic probe 2.
  • the start point of scanning by the ultrasonic probe 2 can be detected based on the change in the detection value obtained by the sensor 4 .
  • the scanning detection unit 16 detects, for example, the imaging position immediately before the output value of the sensor 4 abruptly changes as the scanning end point of the ultrasonic probe 2.
  • the end point of scanning by the ultrasonic probe 2 can be detected based on the change in the detection value obtained by the sensor 4 .
  • the image memory 18 stores at least the ultrasonic images generated from the reception signals obtained in the ultrasonic probe 2 at the start point of the scan detected by the scanning detection unit 16, among the ultrasonic images sequentially generated by the image generation unit 13.
  • the ultrasonic image generated by the image generation unit 13 based on the received signal obtained at the scanning start point is hereinafter referred to as the ultrasonic image corresponding to the scanning start point.
  • An ultrasonic image generated by the image generator 13 based on the received signal obtained at the end point of scanning is sometimes called an ultrasonic image corresponding to the end point of scanning.
  • Examples of the image memory 18 include flash memory, HDD (Hard Disc Drive), SSD (Solid State Drive), FD (Flexible Disc), MO disc (Magneto-Optical disc). magnetic disk), MT (Magnetic Tape), RAM (Random Access Memory), CD (Compact Disc), DVD (Digital Versatile Disc), SD card (Secure Digital card : secure digital card), USB memory (Universal Serial Bus memory), and other recording media can be used.
  • HDD Hard Disc Drive
  • SSD Solid State Drive
  • FD Fexible Disc
  • MO disc Magnetic-Optical disc
  • magnetic disk Magnetic disk
  • MT Magnetic Tape
  • RAM Random Access Memory
  • CD Compact Disc
  • DVD Digital Versatile Disc
  • SD card Secure Digital card : secure digital card
  • USB memory Universal Serial Bus memory
  • the scanning completion determining unit 17 reads out from the image memory 18 an ultrasonic image corresponding to the scanning start point detected by the scanning detection unit 16 and an ultrasonic image corresponding to the scanning end point detected by the scanning detection unit 16 . , by performing image analysis on these ultrasound images, it is determined whether or not the scan according to the determined scan pattern for the subject's breast has been completed.
  • the end of the mammary gland is located near the peripheral part of the breast of the subject
  • the clavicle is located near the peripheral part of the breast located on the cranial side of the subject
  • the clavicle is located on the armpit side of the subject.
  • the outer edge of the latissimus dorsi muscle is located near the peripheral portion of the breast located
  • the sternum is located near the peripheral portion of the breast located on the side opposite to the armpit of the subject.
  • anatomical markers such as the ends of the mammary glands, the clavicle, the outer edge of the latissimus dorsi muscle, or the sternum are located near the periphery of the breast of the subject.
  • anatomical markers such as milk ducts are located near the nipple of the breast of the subject. In this way, various anatomical landmarks are located in and around the subject's breast.
  • the scan completion determination unit 17 performs image analysis on the ultrasound image corresponding to the start point of the scan detected by the scan detection unit 16, and determines the scan range according to the determined scan pattern for the breast of the subject. and perform image analysis on the ultrasound image corresponding to the end point of the scan detected by the scan detector 16 to determine the defined anatomical landmark for the subject's breast.
  • an anatomical landmark located at the other end of the scanning range according to the scanning pattern is recognized, it can be determined that scanning according to the defined scanning pattern for the breast of the subject is completed.
  • the scan completion determination unit 17 selects an anatomical image located at one end of the scan range according to a predetermined scan pattern for the breast of the subject from the ultrasound image corresponding to the start point of the scan detected by the scan detection unit 16 .
  • a scan according to a defined scan pattern for the subject's breast can be determined to be incomplete if the biological indicia cannot be recognized.
  • the notification unit 19 When the scan completion determination unit 17 determines that the scan of the breast of the subject according to the predetermined scan pattern has not been completed, the notification unit 19 notifies the user to that effect. As shown in FIG. 5, the notification unit 19 may display, for example, "It seems that scanning has not been completed to the end. Please check and rescan. , on the monitor 15, a notification panel P1 showing a message that the scanning of the ultrasonic probe 2 is incomplete. The user confirms the message on the notification panel P1 and scans again according to the determined scanning pattern.
  • the processor 22 having the image generation unit 13, the display control unit 14, the scanning detection unit 16, the scanning completion determination unit 17, the notification unit 19, and the device control unit 20 includes a CPU (Central Processing Unit), and It consists of a control program for making the CPU perform various processing, FPGA (Field Programmable Gate Array: Feed Programmable Gate Array), DSP (Digital Signal Processor), ASIC (Application Specific Integrated Circuit: Application Specific Integrated Circuit), GPU (Graphics Processing Unit), other ICs (Integrated Circuits), or may be configured by combining them.
  • FPGA Field Programmable Gate Array: Feed Programmable Gate Array
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • GPU Graphics Processing Unit
  • other ICs Integrated Circuits
  • the image generation unit 13, the display control unit 14, the scanning detection unit 16, the scanning completion determination unit 17, the notification unit 19, and the device control unit 20 of the processor 22 are partially or wholly integrated into one CPU or the like. can also be configured
  • the operation of the ultrasonic diagnostic apparatus 1 according to the embodiment of the present invention will be described using the flowchart shown in FIG.
  • the operation of the ultrasonic diagnostic apparatus 1 when the user scans the breast of the subject using the ultrasonic probe 2 and the height position of the ultrasonic probe 2 is detected by the sensor 4 will be described. .
  • the user places the ultrasonic probe 2 near one end of the subject's breast, and moves the ultrasonic probe 2 toward the other end of the subject's breast in one direction when the subject is viewed from the front. start moving.
  • an ultrasonic image U1 is captured in step S1.
  • the transmission/reception circuit 12 performs so-called reception focus processing under the control of the device control section 20 to generate sound ray signals.
  • the sound ray signal generated by the transmission/reception circuit 12 is sent to the image generator 13 .
  • the image generation unit 13 uses the sound ray signal sent from the transmission/reception circuit 12 to generate an ultrasound image U1.
  • the ultrasonic image U1 generated in this manner is sent to the display control unit 14 and displayed on the monitor 15.
  • step S2 the height position of the ultrasonic probe 2 is detected by the sensor 4.
  • step S3 the scanning detection unit 16 determines the starting point of scanning along one direction with respect to the breast of the subject based on the temporal change in the height position of the ultrasonic probe 2 detected in step S2. A detection process is performed to determine whether the scanning has started.
  • the ultrasound probe 2 When the ultrasound probe 2 starts scanning the breast of the subject, the ultrasound probe 2 usually starts moving from a stationary state or moves in a certain direction. They often start moving in different directions. Therefore, the scanning detection unit 16 detects, for example, the photographing position immediately after the output value of the sensor 4 abruptly changes as the scanning start point. The scanning start point of the ultrasonic probe 2 can be detected based on the change in the detected value.
  • step S2 since the height position is detected only once in step S2, the scanning detection unit 16 cannot detect the starting point of scanning in step S3, and it is determined that scanning has not started. In this case, the process returns to step S1 to generate a new ultrasonic image. In this way, steps S1 to S3 are performed until the predetermined time required for the scanning detection unit 16 to detect the start point of scanning in step S3 has elapsed and the scanning detection unit 16 detects the start of scanning of the breast of the subject. The process is repeated.
  • step S3 When the start of scanning is detected in step S3, the process proceeds to step S4.
  • step S4 an ultrasonic image corresponding to the imaging position detected as the scanning start point in step S3 is stored in the image memory 18.
  • step S5 an ultrasonic image is generated in the same manner as in step S1.
  • step S6 the height position of the ultrasonic probe 2 is detected in the same manner as in step S2.
  • step S7 the scanning detection unit 16 detects the end point of scanning along one direction with respect to the breast of the subject based on the temporal change in the height position of the ultrasonic probe 2 detected in step S6. to determine whether scanning has ended.
  • the ultrasound probe 2 When the scanning of the breast of the subject by the ultrasound probe 2 is finished, the ultrasound probe 2 usually stops moving or moves in a certain direction. often begin to move in different directions. For this reason, the scanning detection unit 16 detects, as an end point, the photographing position immediately before the output value of the sensor 4 abruptly changes. Based on the change, the end point of scanning of the ultrasound probe 2 can be detected.
  • step S6 since the height position is detected only once in step S6, the scanning detection unit 16 cannot detect the end point of scanning in step S7, and it is determined that scanning has not ended. In this case, the process returns to step S5 and a new ultrasonic image is generated. In this way, steps S5 to S7 are performed until the predetermined time required for the scanning detection unit 16 to detect the end of scanning in step S3 has elapsed and the scanning detection unit 16 detects the end point of scanning of the breast of the subject. The process is repeated.
  • step S7 When the end point of the scan of the subject's breast is detected in step S7, the process proceeds to step S8.
  • step S8 an ultrasonic image corresponding to the imaging position detected as the scanning end point in step S7 is stored in the image memory 18.
  • step S9 the scanning completion determination unit 17 performs image analysis on the ultrasonic image stored in the image memory 18 in step S4. processing to recognize the scientific index.
  • the scanning completion determination unit 17 performs image analysis on the ultrasound image stored in the image memory 18 in step S8, and recognizes anatomical markers located near the periphery of the breast from this ultrasound image. process.
  • step S9 the scanning completion determination unit 17 determines that the subject is scanned when anatomical markers are recognized from the image saved in step S4 and when anatomical markers are recognized from the image saved in step S8. determining that scanning according to the prescribed scanning pattern for the breast of the subject is completed; otherwise, determining that scanning according to the prescribed scanning pattern for the breast of the subject is incomplete.
  • step S9 If it is determined in step S9 that the breast of the subject has been scanned according to the predetermined scanning pattern, the operation of the ultrasonic diagnostic apparatus 1 shown in the flowchart of FIG. 6 ends. If it is determined in step S9 that the breast of the subject has not been scanned according to the predetermined scanning pattern, the process proceeds to step S10.
  • step S10 the notification unit 19 notifies the user that scanning of the breast of the subject according to the determined scanning pattern has not been completed.
  • the reporting unit 19 reports, for example, "It seems that scanning has not been completed to the end. Please check and rescan.
  • a notification panel P1 showing a message that the scanning of the ultrasonic probe 2 is incomplete.
  • step S10 When the process of step S10 is completed in this way, the operation of the ultrasonic diagnostic apparatus 1 shown in the flowchart of FIG. 6 is completed. , a scan can be performed according to a defined scan pattern for the subject's breast.
  • scanning of the ultrasonic probe 2 is detected by the scanning detection unit 16 based on the height position or the tilt angle of the ultrasonic probe 2 detected by the sensor 4. Start and end points are detected. Further, by performing image analysis on the ultrasound image corresponding to the start point of the scan and the ultrasound image corresponding to the end point of the scan, whether the scan according to the determined scan pattern for the breast of the subject is completed. No is determined. Therefore, the user can clearly confirm whether or not the breast of the subject to be inspected has been sufficiently scanned, prevent the scan range from being overlooked, and can sufficiently scan the breast of the subject.
  • the height position of the ultrasonic probe 2 is detected in step S2 after the ultrasonic image is generated in step S1.
  • the process of step S1 and the process of step S2 may be performed at the same time.
  • the process of step S5 may be performed after the process of step S6. and the processing of step S6 may be performed at the same time.
  • the ultrasonic probe 2 and the device main body 3 can be connected by so-called wired communication, and can also be connected by so-called wireless communication.
  • the senor 4 is attached to the outside of the ultrasonic probe 2 , it may be built into the ultrasonic probe 2 .
  • the senor 4 does not have to be attached to the ultrasonic probe 2 as long as the height position or tilt angle of the ultrasonic probe 2 can be detected.
  • the sensor 4 can be attached to the subject's hand holding the ultrasonic probe 2 . Even in this case, the relative value of the height position or the relative value of the tilt angle of the ultrasonic probe 2 can be detected.
  • the scan start and end points can be detected by the scan detector 16 .
  • the scanning pattern applied to the present invention is not particularly limited to this.
  • an arbitrary scanning pattern determined by a facility such as a hospital where examination is performed and a user such as a doctor, such as a scanning pattern that scans from the nipple to the peripheral part of the breast of the subject, is applied to the present invention. can do.
  • the operation of the ultrasonic diagnostic apparatus 1 according to the flowchart of FIG. is stored, and it is determined whether or not scanning according to a scanning pattern determined based on the stored ultrasound image has been completed, and the operation ends. is scanned, and the processing of steps S1 to S10 is performed each time. This allows the user to detect the entire breast of the subject without omission.
  • two frames of ultrasonic images an ultrasonic image corresponding to the start point of scanning and an ultrasonic image corresponding to the end point of scanning, are stored in the image memory 18.
  • a plurality of frames of ultrasonic images obtained before and after the scanning start point is detected by the scanning detection unit 16
  • a plurality of frames obtained at timings before and after the scanning end point is detected by the scanning detection unit 16.
  • Ultrasound images may be stored in image memory 18 .
  • the scanning completion determination unit 17 determines the anatomical region located at one end of the scanning range according to a predetermined scanning pattern for the ultrasonic images of a plurality of frames obtained before and after the scanning start point is detected. By performing the process of recognizing the optical index, it is possible to determine whether or not the scanning start point detected by the scanning detection unit 16 is an appropriate scanning start position according to the determined scanning pattern. In addition, the scanning completion determination unit 17 determines the anatomical image located at the other end of the scanning range according to a predetermined scanning pattern for the ultrasonic images of a plurality of frames obtained at the timing before and after the end point of the scanning is detected.
  • the scanning completion determination unit 17 can determine whether or not scanning according to a predetermined scanning pattern has been completed by performing image analysis on multiple frames of ultrasound images.
  • Embodiment 2 In the first embodiment, when the scan completion determination unit 17 determines that the scan of the breast of the subject according to the predetermined scan pattern has not been completed, the notification unit 19 notifies the user to that effect. However, after the scanning of the subject is completed, that is, after the scanning of the subject is completed, that is, by the scanning detection unit 16 It can also be displayed on the monitor 15 after the end point of scanning is detected.
  • FIG. 7 shows the configuration of an ultrasonic diagnostic apparatus 1A according to the second embodiment.
  • the ultrasonic diagnostic apparatus 1A is provided with an apparatus main body 3A instead of the apparatus main body 3 in the ultrasonic diagnostic apparatus 1 of Embodiment 1 shown in FIG.
  • the device main body 3A is the same as the device main body 3 in Embodiment 1, except that the graph generation unit 41 and the display image selection unit 42 are added. It has a processor 22A.
  • the scanning detection section 16 is connected to the graph generation section 41, and the graph generation section 41 is connected to the display control section 14 and the device control section 20A.
  • a display image selection unit 42 is connected to the image memory 18, and the display control unit 14 and the device control unit 20A are connected to the display image selection unit 42.
  • the processor 22 is composed of the image generator 13, the display controller 14, the scan detector 16, the scan completion determiner 17, the notification unit 19, the device controller 20A, the graph generator 41, and the display image selector 42. there is
  • the graph generation unit 41 detects temporal changes in the height position or the tilt angle of the ultrasonic probe 2 detected by the sensor 4 from the start point to the end point of scanning of the ultrasonic probe 2 detected by the scanning detection unit 16. and display the generated graph on the monitor 15 .
  • FIG. 8 is a graph showing temporal changes in the height position of the ultrasonic probe 2 detected by the sensor 4 when the ultrasonic probe 2 scans from one end to the other end of the breast of the subject.
  • G1 An example of G1 is shown.
  • the height position gradually increases from the left end of the graph G1 corresponding to time zero, that is, the scanning start point, as time progresses, and the graph G1 reaches a maximum at the point corresponding to the nipple, and then the graph G1 corresponding to the scanning end point.
  • the height position gradually decreases to the right end of .
  • FIG. 9 shows temporal changes in the inclination angle of the ultrasonic probe 2 detected by the sensor 4 when the ultrasonic probe 2 scans from one end to the other end of the breast of the subject.
  • An example of graph G2 is shown.
  • the tilt angle is zero when the tip of the ultrasonic probe 2 faces downward in the vertical direction.
  • the tilt angle increases with a negative value, increases toward a positive value on the way, and the tilt angle becomes zero at the point corresponding to the nipple. , and the tilt angle increases with a positive value.
  • the graph generator 41 can display a graph G1 on the monitor 15 as shown in FIG. 10, for example.
  • the graph generator 41 can cause the monitor 15 to display a scan count display panel P2 indicating the number of scans in which the graph G1 was generated.
  • the number of scans display panel P2 has a number of scans selection button B2.
  • the number of scans selection button B2 is designated via the input device 21, a list of the number of times scanning has already been performed is displayed. A desired number of times can be selected from. For example, when the user selects "first scan" from the list, the monitor 15 displays the graph G1 generated by the first scan.
  • the display image selection unit 42 selects at least the ultrasonic image generated by the image generation unit 13 based on the reception signal obtained at the start point of scanning and the image generation unit 13 based on the reception signal obtained at the end point of scanning. and the ultrasonic image generated by , are displayed on the monitor 15 after the end point of scanning is detected by the scanning detection unit 16 .
  • the display image selection unit 42 can cause the monitor 15 to display the ultrasound image U1 corresponding to the scanning start point from the image memory 18 based on the information input by the user.
  • the display image selection unit 42 selects the image memory 18 based on the information input by the user. , an ultrasound image corresponding to the end point of the scan may be displayed on monitor 15 .
  • the ultrasound detected by the scanning detection unit 16 from the start point to the end point of scanning the breast of the subject along one direction is detected.
  • a graph G1 representing temporal changes in the height position or inclination angle of the acoustic probe 2 is displayed on the monitor 15, and an ultrasonic image U1 corresponding to the scanning start point and an ultrasonic image corresponding to the scanning end point are displayed. Since the image is displayed on the monitor 15, the user can more clearly confirm whether or not the breast of the subject to be inspected has been sufficiently scanned to prevent the scan range from being overlooked. can.
  • the graph generating unit 41 can highlight, on the monitor 15, a portion corresponding to the scanning start point and a portion corresponding to the scanning end point in the graph G1, as shown in FIG. 11, for example.
  • the user can easily grasp the point on the graph G1 corresponding to the start point of scanning the breast of the subject and the point on the graph G1 corresponding to the end point of scanning the breast of the subject, and Points can be easily specified.
  • the ultrasonic image U1 corresponding to the scanning start point and the ultrasonic image corresponding to the scanning end point detected by the scanning detection unit 16 are stored in the image memory 18.
  • An ultrasound image corresponding to any imaging position detected by the unit 16 from the start point to the end point of the scan can also be stored in the image memory 18 .
  • the ultrasound image U1 corresponding to the scanning start point detected by the scanning detection unit 16 and the ultrasound image corresponding to the scanning end point may be stored in the image memory 18 for a predetermined number of frames.
  • the display image selection unit 42 corresponding ultrasound images can be displayed on the monitor 15 . This allows the user to more clearly confirm whether or not the subject's breast has been sufficiently scanned.
  • the graph generation unit 41 can highlight points corresponding to a predetermined number of frames of ultrasound images stored in the image memory 18 in the graph G1, as shown in FIG. 12, for example. As a result, the user can easily grasp which part should be specified via the input device 21 in order to check the ultrasonic image.
  • all ultrasound images generated from the start point to the end point of the scan detected by the scan detector 16 can be stored in the image memory 18 .
  • the display image selection unit 42 can display the corresponding ultrasound image on the monitor 15. .
  • the graph generator 41 can highlight points corresponding to ultrasound images of all frames stored in the image memory 18 in the graph G1, as shown in FIG. 13, for example.
  • a plurality of frames of ultrasound images generated from the scanning start point to the scanning end point are stored in the image memory 18.
  • multiple frames of ultrasound images can be played back continuously on the monitor 15 as moving images instead of still images.
  • the ultrasound image corresponding to the end point of the scan is traced back to the ultrasound image corresponding to the start point of the scan.
  • multiple frames of ultrasonic images are continuously displayed on the monitor 15 as moving images.
  • the ultrasonic image corresponding to the scanning end point is changed from the ultrasonic image corresponding to the scanning starting point to the scanning end point.
  • Ultrasonic images of a plurality of frames are continuously displayed on the monitor 15 as a moving image.
  • a plurality of frames of ultrasound images generated based on received signals obtained at a plurality of imaging positions corresponding to a defined range on the graph G1 including the designated point can be reproduced as a moving image.
  • a defined range on the graph G ⁇ b>1 corresponding to these multiple-frame ultrasound images can be set by the user via the input device 21 .
  • a defined range on the graph G1 is set as an initial setting, for example, when the ultrasonic diagnostic apparatus 1 is used for the first time, and the initial setting can be maintained thereafter.
  • the user can also set via the input device 21 whether to reproduce a plurality of frames of ultrasonic images as a moving image according to the lapse of time or to reproduce the moving image so as to go back in time.
  • This setting is also set as an initial setting, for example, when the ultrasonic diagnostic apparatus 1 is used for the first time, and the initial setting can be maintained thereafter.
  • the scanning number display panel P2 is updated. For example, when the number of scans is one, the number of scans display panel P2 has only items corresponding to the first scan. , an entry corresponding to the second scan is added. Therefore, the user can select an item corresponding to the desired number of scans already performed from the scan number display panel P2, and can confirm on the monitor 15 the graph generated by the scan corresponding to the selected item. This allows the user to detect the entire breast of the subject without omission.
  • Embodiment 3 In the second embodiment, it is explained that the graph G1 generated by the graph generator 41 is displayed on the monitor 15, but instead of the graph G1, the determination result by the scanning completion determination unit 17 may be displayed. good.
  • FIG. 14 shows the configuration of an ultrasonic diagnostic apparatus 1B according to the third embodiment.
  • An ultrasonic diagnostic apparatus 1B according to the third embodiment includes an apparatus main body 3B instead of the apparatus main body 3A in the ultrasonic diagnostic apparatus 1A according to the second embodiment shown in FIG.
  • the device main body 3B includes a determination result display unit 51 instead of the graph generation unit 41 in the device main body 3A of the second embodiment, a device control unit 20B instead of the device control unit 20A, and a processor 22B instead of the processor 22A. is provided.
  • the scanning completion determination section 17 is connected to the determination result display section 51, and the determination result display section 51 is connected to the display control section 14 and the device control section 20B.
  • the processor 22B is composed of the image generation section 13, the display control section 14, the scanning detection section 16, the scanning completion determination section 17, the notification section 19, the device control section 20B, the display image selection section 42, and the determination result display section 51. ing.
  • the determination result display unit 51 displays on the monitor 15 the number of times the ultrasound probe 2 scans, that is, the number of times the breast of the subject has been scanned according to a predetermined scanning pattern, and the determination result by the scan completion determination unit 17. do.
  • the determination result display unit 51 displays whether or not an anatomical index has been recognized in the ultrasound image corresponding to the start point of the scan as the determination result of the scan number display panel P2 and the scan completion determination unit 17.
  • a message R1 indicating whether or not, and a message R2 indicating whether or not an anatomical landmark was recognized in the ultrasound image corresponding to the end point of the scan can be displayed on the monitor 15.
  • FIG. 1 In the example of FIG.
  • the determination result display unit 51 displays a selection button B3 near the message R1 for displaying the ultrasound image U1 corresponding to the scanning start point on the monitor 15, and displays a selection button B3 near the message R2 at the scanning end point.
  • a selection button B4 for displaying the corresponding ultrasound image on the monitor 15 can be displayed.
  • the user selects the number of scans in the predetermined scan range of the breast of the subject from the scan number display panel P2, and further selects one of the selection buttons B3 and B4. and the ultrasound image corresponding to the selection button B3 or B4 selected by the user are displayed on the monitor 15 .
  • the judgment result display unit 51 displays the judgment result of the scanning completion judgment unit 17 on the monitor 15, and furthermore, the ultrasonic wave corresponding to the scanning start point is displayed. Since the image U1 and the ultrasound image corresponding to the scanning end point are displayed on the monitor 15, the user can more clearly confirm whether or not the breast of the subject to be inspected has been sufficiently scanned, and determine the scanning range. Oversights are avoided and the subject's breast can be fully scanned.
  • the determination result display unit 51 displays the messages R1 and R2 representing the determination result of the scanning completion determination unit 17 and the selection buttons B3 and B4 on the monitor 15.
  • a selection button B3 for the user to display the ultrasound image U1 corresponding to the start point of scanning on the monitor 15, a message "image at the start of scanning", and an ultrasound image corresponding to the end point of scanning by the user are displayed on the monitor 15.
  • a selection button B4 for enabling the scanning and the message "image at the end of scanning” may be displayed on the monitor 15.
  • FIG. Even in this case, since the user can confirm the ultrasound image U1 corresponding to the scanning start point and the ultrasound image corresponding to the scanning end point, the user can more easily check whether the breast of the subject to be inspected has been sufficiently scanned. The patient's breast can be fully scanned by clearly confirming and avoiding overlooking the scanning range.
  • Embodiment 4 Scanning may be interrupted for some reason while the user is scanning a predetermined scanning range of the subject's breast.
  • the interrupted pre- and post-scans can be merged together to prevent false detection of the endpoint of the scan according to the defined scan pattern for the subject's breast.
  • FIG. 16 shows the configuration of an ultrasonic diagnostic apparatus 1C according to the fourth embodiment.
  • An ultrasonic diagnostic apparatus 1C according to the fourth embodiment includes an apparatus main body 3C instead of the apparatus main body 3 in the ultrasonic diagnostic apparatus 1 according to the first embodiment shown in FIG.
  • the device main body 3C is the same as the device main body 3 of the first embodiment, except that the scan integrating section 61 is added, the device control section 20C is replaced with the device control section 20C, and the processor 22 is replaced with the processor 22C. is.
  • the scan integration section 61 is connected to the scan detection section 16 and the apparatus control section 20C.
  • the processor 22C is composed of the image generating section 13, the display control section 14, the scanning detection section 16, the scanning completion determination section 17, the notification section 19, the device control section 20C and the scanning integration section 61.
  • scanning according to a predetermined scanning pattern for the breast of the subject can be interrupted based on a user's instruction via the input device 21. Further, based on the user's instruction via the input device 21, the interrupted scanning according to the determined scanning pattern can be resumed.
  • a scanning interruption button (not shown) is displayed on the monitor 15, and when the user selects the scanning interruption button via the input device 21, scanning according to a predetermined scanning pattern is interrupted.
  • a scanning restart button (not shown) is displayed on the monitor 15, and when the user selects the scanning restart button via the input device 21, the interrupted scanning according to the predetermined scanning pattern is restarted.
  • the scan integration unit 61 suspends scanning according to a predetermined scanning pattern for the breast of the subject based on an instruction from the user via the input device 21, and resumes scanning according to a predetermined scanning pattern based on an instruction from the user. When resumed, combine the interrupted scan and the resumed scan as one scan.
  • the scan integration unit 61 causes the scanning detection unit 16 to detect the end point of the scanning according to the predetermined scanning pattern. suspends the process of Further, when the scanning of the breast of the subject according to the predetermined scanning pattern is restarted based on the user's instruction, the scan integration unit 61 causes the scanning detection unit 16 to detect the end point of the scanning according to the predetermined scanning pattern. restart the process. This prevents the scanning detection unit 16 from erroneously detecting the end point of scanning according to the determined scanning pattern when scanning according to the determined scanning pattern is interrupted.
  • the scan integration unit 61 performs the interrupted scan. Since the resumed scan is integrated as one scan, the scan detection unit 16 prevents the end point of the scan according to the defined scan pattern for the subject's breast from being erroneously detected, so that the user can It is possible to clearly confirm whether or not the breast of the subject to be inspected has been sufficiently scanned, to prevent the scan range from being overlooked, and to scan the subject's breast sufficiently.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Human Computer Interaction (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)

Abstract

L'invention concerne un dispositif de diagnostic ultrasonore et un procédé de commande d'un dispositif de diagnostic ultrasonore qui permettent à un utilisateur de déterminer clairement si un sein d'un sujet a été suffisamment balayé ou non. Un dispositif de diagnostic ultrasonore comprend : un capteur (4) destiné à détecter l'angle d'inclinaison ou la hauteur d'une sonde ultrasonore (2) ; une unité de génération d'image (13) destinée à générer une image ultrasonore sur la base d'un signal de réception obtenu par un balayage d'un sujet ; une unité de détection de balayage (16) destinée à détecter le point de départ et le point d'extrémité d'un balayage du sein du sujet avec la sonde ultrasonore dans une direction sur la base de l'angle d'inclinaison ou de la position en hauteur de la sonde ultrasonore (2) ; et une unité de détermination d'achèvement de balayage destinée à déterminer si un balayage le long d'un motif de balayage défini a été achevé par réalisation d'une analyse d'image sur une image ultrasonore générée à partir d'un signal de réception au point de départ, et d'une image ultrasonore générée à partir d'un signal de réception au niveau du point d'extrémité.
PCT/JP2022/002108 2021-03-17 2022-01-21 Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore WO2022196090A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP22770852.6A EP4309587A1 (fr) 2021-03-17 2022-01-21 Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore
JP2023506803A JPWO2022196090A1 (fr) 2021-03-17 2022-01-21
US18/465,371 US20240000436A1 (en) 2021-03-17 2023-09-12 Ultrasound diagnostic apparatus and control method of ultrasound diagnostic apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021043393 2021-03-17
JP2021-043393 2021-03-17

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US18/465,371 Continuation US20240000436A1 (en) 2021-03-17 2023-09-12 Ultrasound diagnostic apparatus and control method of ultrasound diagnostic apparatus

Publications (1)

Publication Number Publication Date
WO2022196090A1 true WO2022196090A1 (fr) 2022-09-22

Family

ID=83320189

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/002108 WO2022196090A1 (fr) 2021-03-17 2022-01-21 Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore

Country Status (4)

Country Link
US (1) US20240000436A1 (fr)
EP (1) EP4309587A1 (fr)
JP (1) JPWO2022196090A1 (fr)
WO (1) WO2022196090A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008086742A (ja) * 2006-01-19 2008-04-17 Toshiba Corp 超音波プローブの軌跡表現装置及び超音波診断装置
JP2009225905A (ja) * 2008-03-21 2009-10-08 Gifu Univ 超音波診断支援システム
JP2016506781A (ja) * 2013-01-17 2016-03-07 トラクトゥス・コーポレーション カメラが取り付けられているハンドヘルドイメージングデバイスによる組織の完全な検査のための方法、装置、およびシステム
JP2016517746A (ja) * 2013-04-30 2016-06-20 トラクトゥス・コーポレーション 位置及び／または配向センサを有するハンドヘルド画像化デバイスを用いた、組織の完全な検査のための方法、装置及びシステム
JP2018183448A (ja) 2017-04-26 2018-11-22 キヤノン株式会社 情報処理装置、情報処理方法、およびプログラム
JP2019511329A (ja) * 2016-04-18 2019-04-25 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 超音波システム及び乳房組織撮像のための方法
US20200113542A1 (en) * 2018-10-16 2020-04-16 General Electric Company Methods and system for detecting medical imaging scan planes using probe position feedback

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008086742A (ja) * 2006-01-19 2008-04-17 Toshiba Corp 超音波プローブの軌跡表現装置及び超音波診断装置
JP2009225905A (ja) * 2008-03-21 2009-10-08 Gifu Univ 超音波診断支援システム
JP2016506781A (ja) * 2013-01-17 2016-03-07 トラクトゥス・コーポレーション カメラが取り付けられているハンドヘルドイメージングデバイスによる組織の完全な検査のための方法、装置、およびシステム
JP2016517746A (ja) * 2013-04-30 2016-06-20 トラクトゥス・コーポレーション 位置及び／または配向センサを有するハンドヘルド画像化デバイスを用いた、組織の完全な検査のための方法、装置及びシステム
JP2019511329A (ja) * 2016-04-18 2019-04-25 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 超音波システム及び乳房組織撮像のための方法
JP2018183448A (ja) 2017-04-26 2018-11-22 キヤノン株式会社 情報処理装置、情報処理方法、およびプログラム
US20200113542A1 (en) * 2018-10-16 2020-04-16 General Electric Company Methods and system for detecting medical imaging scan planes using probe position feedback

Also Published As

Publication number Publication date
EP4309587A1 (fr) 2024-01-24
JPWO2022196090A1 (fr) 2022-09-22
US20240000436A1 (en) 2024-01-04

Similar Documents

Publication Publication Date Title
WO2018051578A1 (fr) Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore
JP7235868B2 (ja) 超音波診断装置および超音波診断装置の制御方法
JP6484389B2 (ja) 超音波診断装置および超音波診断装置の制御方法
JPWO2018055819A1 (ja) 超音波診断装置および超音波診断装置の制御方法
CN108697409B (zh) 超声波诊断装置及超声波诊断装置的控制方法
WO2020075449A1 (fr) Dispositif de diagnostic à ultrasons et procédé de commande de dispositif de diagnostic à ultrasons
JP6853372B2 (ja) 超音波診断装置および超音波診断装置の制御方法
US11116481B2 (en) Ultrasound diagnostic apparatus and control method of ultrasound diagnostic apparatus
JP6718520B2 (ja) 超音波診断装置及び超音波診断装置の制御方法
US10912538B2 (en) Ultrasound diagnostic apparatus and method of producing ultrasound image
WO2019163225A1 (fr) Dispositif de diagnostic ultrasonore et méthode de contrôle de dispositif de diagnostic ultrasonore
WO2022196090A1 (fr) Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore
JP6554607B2 (ja) 超音波診断装置および超音波診断装置の制御方法
WO2018051577A1 (fr) Dispositif de diagnostic à ultrasons et procédé de commande de dispositif de diagnostic à ultrasons
WO2022196095A1 (fr) Dispositif de diagnostic par ultrasons et procédé de commande d'un dispositif de diagnostic par ultrasons
WO2022190712A1 (fr) Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore
JP7301231B2 (ja) 超音波診断装置、超音波診断装置の制御方法および超音波診断装置用プロセッサ
WO2022244552A1 (fr) Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore
US20230172587A1 (en) Ultrasound diagnostic apparatus and control method of ultrasound diagnostic apparatus
US20240081779A1 (en) Ultrasound diagnostic apparatus and control method for ultrasound diagnostic apparatus
WO2022230379A1 (fr) Dispositif de diagnostic à ultrasons et procédé de commande du dispositif de diagnostic à ultrasons
WO2022168521A1 (fr) Dispositif de diagnostic ultrasonore et procédé de commande de dispositif de diagnostic ultrasonore
JP2023141907A (ja) 超音波診断システムおよび超音波診断システムの制御方法
JP2024048793A (ja) 超音波診断システムおよび超音波診断システムの制御方法
JP5450488B2 (ja) 超音波診断装置および超音波画像生成方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22770852

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2023506803

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 2022770852

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2022770852

Country of ref document: EP

Effective date: 20231017